Moderate
1. Impacted Products
- VMware App Volumes
2. Introduction
A Stored Cross-Site Scripting (XSS) vulnerability affecting VMware App Volumes was privately reported to VMware. Updates are available to address this vulnerability in affected VMware products.
3a. Advisory Details
Description
VMware App Volumes does not correctly validate user input when creating and editing applications or creating storage groups. VMware has evaluated the severity of this issue to be in the Moderate severity range with a maximum CVSSv3 base score of 4.5.
Known Attack Vectors
A malicious actor with access to create and edit applications or create storage groups, may be able to inject malicious script which will be executed by a victim's browser when viewing.
Resolution
To remediate CVE-2020-3975 apply the patches listed in the 'Fixed Version' column of the 'Response Matrix' below.
Workarounds
None.
Additional Documentation
None.
Notes
None.
Acknowledgements
VMware would like to thank Maarten Pentinga of Dienst Uitvoering Onderwijs (DUO) for reporting this issue to us.
Response Matrix
4. References
Fixed Version(s) and Release Notes:
VMware App Volumes 2.18.6
Downloads and Documentation:
https://my.vmware.com/web/vmware/downloads/info/slug/desktop_end_user_computing/vmware_app_volumes/2_x
https://docs.vmware.com/en/VMware-App-Volumes/2.18.6/rn/VMware-App-Volumes-2186-Release-Notes.html
VMware App Volumes 4 2006
https://my.vmware.com/web/vmware/downloads/info/slug/desktop_end_user_computing/vmware_app_volumes/4_x
https://docs.vmware.com/en/VMware-App-Volumes/2006/rn/VMware-App-Volumes-4-version-2006.html
Mitre CVE Dictionary Links:
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-3975
FIRST CVSSv3 Calculator:
https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N
5. Change Log
2020-08-20 VMSA-2020-0019
Initial security advisory.
6. Contact
E-mail list for product security notifications and announcements:
https://lists.vmware.com/cgi-bin/mailman/listinfo/security-announce
This Security Advisory is posted to the following lists:
security-announce@lists.vmware.com
E-mail: security@vmware.com
PGP key at:
VMware Security Advisories
https://www.vmware.com/security/advisories
VMware Security Response Policy
https://www.vmware.com/support/policies/security_response.html
VMware Lifecycle Support Phases
https://www.vmware.com/support/policies/lifecycle.html
VMware Security & Compliance Blog
https://blogs.vmware.com/security
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